fix(backend): تشغيل الهجرات على dist المترجَم بدل ts-node في صورة الإنتاج

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/package.json

@@ -9,10 +9,11 @@
     "start:dev": "nest start --watch",
     "start:prod": "node dist/main.js",
     "worker": "node dist/worker.js",
-    "typeorm": "typeorm-ts-node-commonjs -d src/config/data-source.ts",
-    "migration:generate": "npm run typeorm -- migration:generate",
+    "typeorm": "typeorm -d dist/config/data-source.js",
+    "typeorm:dev": "typeorm-ts-node-commonjs -d src/config/data-source.ts",
     "migration:run": "npm run typeorm -- migration:run",
     "migration:revert": "npm run typeorm -- migration:revert",
+    "migration:generate": "npm run typeorm:dev -- migration:generate",
     "lint": "eslint \"src/**/*.ts\" --fix",
     "test": "jest"
   },